How to make face id to download apps

- How to make it use face id to download apps
- How to make it so you use face id to download apps
- How to make it so you can use face id to download apps
- How to make.it so i can use face id to.download apps
- How to make it where you can use face id to download apps
- How to make app store download with face id
- How to add face id for apps in iphone
- How to turn on face id on app store